MLA
Way down South in the Land of Cotton : African American Men and African American Women with Bags over Their Shoulders Standing in the Rows of a Cotton Field Picking Cotton with an African American Boy Asleep in a Basket of Cotton [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 68. https://digital.library.emory.edu/purl/255z612jq2-cor.
APA, 6th edition
Way down South in the land of cotton : African American men and African American women with bags over their shoulders standing in the rows of a cotton field picking cotton with an African American boy asleep in a basket of cotton [hand colored] (Box 68). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/255z612jq2-cor.
Chicago
“Way down South in the Land of Cotton : African American Men and African American Women with Bags over Their Shoulders Standing in the Rows of a Cotton Field Picking Cotton with an African American Boy Asleep in a Basket of Cotton [Hand Colored].” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 68. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/255z612jq2-cor.